CVE-2011-0699: n/a Linux kernel vulnerability

CVE-2011-0699: Integer signedness error in the btrfs_ioctl_space_info function in the Linux kernel 2.6.37 allows local use...

Integer signedness error in the btrfs_ioctl_space_info function in the Linux kernel 2.6.37 allows local users to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted slot value.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 21:58 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2011-0699 is a local Linux kernel issue in Btrfs handling on kernel 2.6.37. A local user could trigger a heap-based buffer overflow, causing denial of service and possibly other unspecified effects. The source bundle does not provide a CVSS score or confirmed fixed version. Exposure is most likely on legacy systems running Linux kernel 2.6.37, especially where local users can access Btrfs-related ioctl paths. The provided sources do not identify other affected versions or products. Prioritize remediation if any production or multi-user systems still run Linux 2.6.37. Business urgency is lower for modern fleets, but unsupported legacy kernels create outsized operational risk. Mitigation focus: Inventory systems for Linux kernel 2.6.37.; Upgrade affected hosts to a supported vendor kernel.; Check Linux distribution advisories for the exact fixed package..

Prepared: Jun 6, 2026, 02:28 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cve · low confidence lookup

CVE-2011-0699 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup

Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Feb 20, 2020, 17:18 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://github.com/BlankOn/linux-debian/blob/master/debian/changelog.BlankOnCVE reference · x_refsource_MISC

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/aLinux kernel2.6.37Listed

Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.